Home / 11,650.51-16,083.12-6,868.95

Finding the Fourth Proportional to 11,650.51, 16,083.12 and 6,868.95

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Solution

The fourth proportional to 11,650.51, 16,083.12 and 6,868.95 is: 9,482.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.51 : 16,083.12 = 6,868.95 : x
  2. Step 2: Convert to fraction form
    11,650.51/16,083.12 = 6,868.95/x
  3. Step 3: Cross multiply
    11,650.51x = 16,083.12 × 6,868.95
  4. Step 4: Simplify right side
    11,650.51x = 110,474,147.12
  5. Step 5: Solve for x
    x = 110,474,147.12/11,650.51
  6. Step 6: Final answer
    x = 9,482.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.